Who said "Kindness is the best fuel you can put in your tank."?

This quote is attributed to Lightning McQueen.

Kindness is the best fuel you can put in your tank. - Lightning McQueen

"Kindness is the best fuel you can put in your tank."

Lightning McQueen Kindness

"I'm Lightning McQueen. I'm a race car."

"Ka-chow!"

"I'm not just a race car, I'm a Lightning McQueen."

"Life is a journey, not just a race to the finish line."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."